<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>

<body>

</body>

<script type="module">
  import {
    reactive
  } from './reactivity/index.js'

  const obj = reactive({
    name: 'czy',
    age: 22
  });
  obj.name = 'list'
  delete obj.age
  console.log(obj)
</script>
</html>